.triangle-box{
    width: 0px;
    height: 0px;
    position: relative;
    border-top: 23px solid transparent;
    border-right: 16px solid transparent;
    border-bottom: 28px solid red;
    border-left: 16px solid transparent;
    caret-color: rgba(0,0,0,0);
    top: -10px;
    left: -20px;
    z-index: 0;
}
.triangle-box::before {
    content: '';
    width: 0px;
    height: 0px;
    position: absolute;
    top: -15px;
    left: -12px;
    border-top: 20px solid transparent;
    border-right: 12px solid transparent;
    border-bottom: 20px solid white;
    border-left: 12px solid transparent;
    border-radius: 2px;
    z-index: 1;
}

.triangle-box::after {
    content: '！';
    font-size: 16px;
    color: red;
    position: absolute;
    font-weight: bold;
    top: 6px;
    left: -3.5px;
    z-index: 2;
}

.confirm-box {
    display: none;
    width: 250px;
    position: relative;
    border-radius: 5px;
    border: 1px #ddd solid;
    top:-20px;
    left: 45px;
    padding: 20px;
    line-height: 20px;
    font-size: 12px;
    background-color: #fff;
    caret-color: rgba(0,0,0,0);
}

.confirm-box::before {
    display: block;
    content: '';
    width: 0px;
    height: 0px;
    border: 7px solid;
    position: absolute;
    top: 10px;
    left: -15px;
    border-color: transparent #ddd transparent transparent;
}

.confirm-box::after {
    content: '';
    width: 0px;
    height: 0px;
    border: 7px solid;
    position: absolute;
    top: 10px;
    left: -14px;
    border-color: transparent white transparent transparent ;
}


.content {
    margin:0 auto;
    width: 500px;
    height: 400px;
    padding:  0 10px;
    top: 35%;
}

.reason-btn > label{
    border: 1px #ddd solid;
    padding: 5px 2px;
    margin-bottom: 10px;
    min-width: 240px;
    display: inline-block;
    caret-color: rgba(0,0,0,0);
    text-align: center;
}

.reason-btn > label:hover{
    background-color: #ddd;
}

.reason-btn > label:active{
    background-color: #ddd;
    box-shadow: 0 4px #666;
    transform: translateY(2px);
}

.press-down{
    background-color: #ddd;
    box-shadow: 0 4px #666;
    transform: translateY(2px);
}

.reason-btn > .reason-cb{
    display: none;
}

.modelBtn{
    margin: 20px auto;
    width: 140px;
}

.sure-btn,.cancel-btn {
    float: none;
    font-size: 14px;
    padding: 4px 18px;
    cursor: pointer;
    margin: 5px auto;
}